all valve electric guitar head, 120 watts, 3 channels, 4x 6L6 poweramp valves, 4x 12AX7 preamp valves, 3-band EQ, poweramp damping, FX-loop, switchable impedance (4, 8 and 16 ohms), integrated reverb (assignable for each channel), valves no longer need to be matched in pairs, different types of val..